<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <script src="../../ohter/js库/mock.js"></script>
    <script src="../../ohter/js库/vue.js"></script>
    <title>css三角巧妙运用</title>
    <style>
        /*  */
        .sanjiao {
            width: 0;height: 0;
           border-top:100px solid green ;
           border-right:50px solid pink ;
           border-bottom:0 solid orange ;
           border-left:50px solid purple ;

        }
    </style>
</head>

<body>
    <div id="root">
        <div class="sanjiao"></div>
    </div>
</body>
<script>
    new Vue({
        el: '#root',
        data() {
            return {
            }
        },
    })
</script>

</html>